Home / 17,738.06-26,609.81-5,260.01

Finding the Fourth Proportional to 17,738.06, 26,609.81 and 5,260.01

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Solution

The fourth proportional to 17,738.06, 26,609.81 and 5,260.01 is: 7,890.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,738.06 : 26,609.81 = 5,260.01 : x
  2. Step 2: Convert to fraction form
    17,738.06/26,609.81 = 5,260.01/x
  3. Step 3: Cross multiply
    17,738.06x = 26,609.81 × 5,260.01
  4. Step 4: Simplify right side
    17,738.06x = 139,967,707.35
  5. Step 5: Solve for x
    x = 139,967,707.35/17,738.06
  6. Step 6: Final answer
    x = 7,890.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.